Why get tested?
To help diagnose and sometimes to monitor porphyrias

When to get tested?
When a patient has symptoms that suggest an acute neurologic/psychiatric porphyria, such as abdominal pain, tingling in hands or feet, and/or confusion or hallucinations, or that suggest a cutaneous porphyria, such as reddening, blistering, or scarring on sun-exposed skin

Sample required?
A blood sample drawn from a vein in your arm, a random or 24-hour urine sample, and/or a stool sample